Loan planner
Home Loan Prepayment Calculator
Estimate how extra payments may reduce interest cost and shorten your home loan payoff timeline.
Calculator
Calculate prepayment impact
Enter your home loan details and optional lump sum or monthly prepayment.
Last updated: May 2026
What is this calculator?
This home loan prepayment calculator estimates how lump sum or monthly extra payments may reduce interest and payoff time.
Formula used
The calculator estimates EMI on the outstanding loan, reduces principal by prepayments, and compares standard payoff interest with accelerated payoff interest.
Example calculation
For a Rs. 50,00,000 outstanding loan at 8.5% for 20 years, adding a Rs. 2,00,000 one-time prepayment may reduce estimated interest and tenure.
How to use it
- Enter outstanding loan, rate, and remaining tenure.
- Add optional one-time or monthly prepayment.
- Review estimated interest saved and new payoff time.
Benefits
- Estimate the impact of extra principal payments.
- Compare original and accelerated payoff timelines.
- Use the result for planning discussions with your lender.
FAQs
Will prepayment always reduce tenure?
It may reduce tenure if the EMI remains the same and lender rules apply extra payments to principal.
Does this include prepayment charges?
No. Charges, fees, and lender rules are not included.
Disclaimer
Actual savings depend on lender rules, rate resets, prepayment charges, and amortization method.